#!/bin/sh
# $Id$
## @file
# VirtualBox postinst
#

#
# Copyright (C) 2006-2020 Oracle Corporation
#
# This file is part of VirtualBox Open Source Edition (OSE), as
# available from http://www.virtualbox.org. This file is free software;
# you can redistribute it and/or modify it under the terms of the GNU
# General Public License (GPL) as published by the Free Software
# Foundation, in version 2 as it comes in the "COPYING" file of the
# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
#

# we can be called with the following arguments (6.5 of Debian policy):
#  configure:         (our version): installing/configuring new version
#  abort-upgrade:     (old version): upgrading to a new version failed
#  abort-remove:      (our version): removing this package failed
#  abort-deconfigure: (our version): error during resolving conflicts

## @todo Do we really gain anything from not just executing everything
##       unconditionally?

LOG="/var/log/vbox-install.log"

# defaults
[ -r /etc/default/virtualbox ] && . /etc/default/virtualbox

if [ "$1" = "configure" ]; then

  # for debconf
  . /usr/share/debconf/confmodule
  db_version 2.0

  # remove old cruft
  if [ -f /etc/init.d/vboxdrv.sh ]; then
    echo "Found old version of /etc/init.d/vboxdrv.sh, removing."
    rm /etc/init.d/vboxdrv.sh
    update-rc.d vboxdrv.sh remove >/dev/null
  fi
  if [ -f /etc/vbox/vbox.cfg ]; then
    echo "Found old version of /etc/vbox/vbox.cfg, removing."
    rm /etc/vbox/vbox.cfg
  fi

  # create users groups (disable with INSTALL_NO_GROUP=1 in /etc/default/virtualbox)
  if [ "$INSTALL_NO_GROUP" != "1" ]; then
    db_input low virtualbox/group-vboxusers || true
    db_go || true
    addgroup --system vboxusers || true
  fi

  # The starters need to be Suid root. They drop the privileges before starting
  # the real frontend.
  if test -e /usr/lib/virtualbox/VirtualBoxVM; then
    if ! dpkg-statoverride --list /usr/lib/virtualbox/VirtualBoxVM > /dev/null 2>&1; then
      chmod 4511 /usr/lib/virtualbox/VirtualBoxVM
    fi
  else
    if ! dpkg-statoverride --list /usr/lib/virtualbox/VirtualBox > /dev/null 2>&1; then
      chmod 4511 /usr/lib/virtualbox/VirtualBox
    fi
  fi
  if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxHeadless > /dev/null 2>&1; then
    chmod 4511 /usr/lib/virtualbox/VBoxHeadless
  fi
  if [ -x /usr/lib/virtualbox/VBoxSDL ]; then
    if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxSDL > /dev/null 2>&1; then
      chmod 4511 /usr/lib/virtualbox/VBoxSDL
    fi
  fi
  if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxNetDHCP > /dev/null 2>&1; then
    chmod 4511 /usr/lib/virtualbox/VBoxNetDHCP
  fi
  if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxNetNAT > /dev/null 2>&1; then
    chmod 4511 /usr/lib/virtualbox/VBoxNetNAT
  fi
  if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxNetAdpCtl > /dev/null 2>&1; then
    chmod 4511 /usr/lib/virtualbox/VBoxNetAdpCtl
  fi
  if [ -x /usr/lib/virtualbox/VBoxVolInfo ]; then
    if ! dpkg-statoverride --list /usr/lib/virtualbox/VBoxVolInfo > /dev/null 2>&1; then
      chmod 4511 /usr/lib/virtualbox/VBoxVolInfo
    fi
  fi
fi # $1 = "configure"

#DEBHELPER#

if test "${INSTALL_NO_VBOXDRV}" = 1; then
  POSTINST_START=--nostart
else
  POSTINST_START=
fi

# Install and start the new service scripts.
/usr/lib/virtualbox/prerm-common.sh || true
/usr/lib/virtualbox/postinst-common.sh ${POSTINST_START} > /dev/null || true

exit 0
